00539nam a2200193Ia 4500 170901s1963 xx 000 0 und d 047101463X 541.345 V26I Olphen, H. Van Clay Colloid Chemistry For Clay Technologists, Geologists, and Soil Scientists 2 New York A Wiley-Interscience Publication 1963 318 Chemistry and allied sciences Pure Sciences Clay Colloids ddc BK 5459 5459 0 0 ddc 0 0 RAU RAU 2017-10-18 0 541.345 V26I 14200 2017-10-18 2017-10-18 BK